Home / 12,366.53-18,551.52-4,047.20

Finding the Fourth Proportional to 12,366.53, 18,551.52 and 4,047.20

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Solution

The fourth proportional to 12,366.53, 18,551.52 and 4,047.20 is: 6,071.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,366.53 : 18,551.52 = 4,047.20 : x
  2. Step 2: Convert to fraction form
    12,366.53/18,551.52 = 4,047.20/x
  3. Step 3: Cross multiply
    12,366.53x = 18,551.52 × 4,047.20
  4. Step 4: Simplify right side
    12,366.53x = 75,081,773.30
  5. Step 5: Solve for x
    x = 75,081,773.30/12,366.53
  6. Step 6: Final answer
    x = 6,071.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.